Testimony of John L. Lewis before the House of Representatives subcommittee on miners' welfare of the Committee on Education and Labor, April 3, 1947 and subcommittee of the Senate Committee on Public Lands to investigate the Centralia mine explosion, April 17, 1947.
Contributors: Lewis, John Llewellyn, 1880-1969.; United States. Congress. Senate. Committee on Public Lands.
Publisher: Labor's Non-Partisan League
Published: 1947
Place of publication: Washington
Language: eng
Number of pages: 128
Subjects: Coal mines and mining -- Safety measures.; Coal mines and mining -- United States.